हिंदी

The Slope of a Speed-time Graph Gives: - Science

Advertisements
Advertisements

प्रश्न

The slope of a speed-time graph gives:

विकल्प

  • distance travelled

  • velocity

  • acceleration

  • displacement

MCQ
Advertisements

उत्तर

acceleration

The rate of change of speed per unit time is termed as acceleration. So, the answer is
(c) Acceleration

shaalaa.com
  क्या इस प्रश्न या उत्तर में कोई त्रुटि है?
अध्याय 1: Motion - Very Short Answers 2 [पृष्ठ ४२]

APPEARS IN

लखमीर सिंग Physics (Science) [English] Class 9 ICSE
अध्याय 1 Motion
Very Short Answers 2 | Q 43 | पृष्ठ ४२

वीडियो ट्यूटोरियलVIEW ALL [1]

संबंधित प्रश्न

Fill in the following blank with a suitable word:

Acceleration is the rate of change of ______ It is measured in ______


Define velocity. What is the SI unit of velocity ?


Name the quantity which is measured by the area occupied under the velocity-time graph.


A motorcycle moving with a speed of 5 m/s is subjected to an acceleration of 0.2 m/s2. Calculate the speed of the motorcycle after 10 seconds, and the distance travelled in this time.


A car acquire a velocity of 72 km per hour in 10 second starting from rest. Find

(1) the acceleration,
(2) the average velocity, and
(3) the distance travelled in this time.


A bus increases its speed from 36 km/h to 72 km/h in 10 seconds. Its acceleration is :


A bicycle initially moving with a velocity 5.0 m s-1 accelerates for 5 s at a rate of 2 m s-2. What will be its final velocity? 


The velocity-time graph (Fig. 8.5) shows the motion of a cyclist. Find (i) its acceleration (ii) its velocity and (iii) the distance covered by the cyclist in 15 seconds.


An electron moving with a velocity of 5 × 104 ms−1 enters into a uniform electric field and acquires a uniform acceleration of 104 ms–2 in the direction of its initial motion.

(i) Calculate the time in which the electron would acquire a velocity double of its initial velocity.

(ii) How much distance the electron would cover at this time?


Two stones are thrown vertically upwards simultaneously with their initial velocities u1 and u2 respectively. Prove that the heights reached by them would be in the ratio of `"u"_1^2 : "u"_2^2` (Assume upward acceleration is –g and downward acceleration to be +g)


Share
Notifications

Englishहिंदीमराठी


      Forgot password?
Use app×